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<html lang="zh-CN">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>表格之合并单元格和列</title>
  </head>
  <body>
    <table border="1" height="400" , width="400" cellspacing="0">
      <caption>
        课程表
      </caption>
      <thead height="50">
        <tr>
          <th>项目</th>
          <th colspan="5">上课</th>
          <th colspan="2">活动与休息</th>
        </tr>
      </thead>
      <tbody>
        <tr>
          <td>星期</td>
          <td>星期一</td>
          <td>星期二</td>
          <td>星期三</td>
          <td>星期四</td>
          <td>星期五</td>
          <td>星期六</td>
          <td>星期日</td>
        </tr>
        <tr>
          <td rowspan="4">上午</td>
          <td>3-2</td>
          <td>3-3</td>
          <td>3-4</td>
          <td>3-5</td>
          <td>3-6</td>
          <td>3-7</td>
          <td rowspan="4">休息</td>
        </tr>
        <tr>
          <td>4-2</td>
          <td>4-3</td>
          <td>4-4</td>
          <td>4-5</td>
          <td>4-6</td>
          <td>4-7</td>
        </tr>
        <tr>
          <td>5-2</td>
          <td>5-3</td>
          <td>5-4</td>
          <td>5-5</td>
          <td>5-6</td>
          <td>5-7</td>
        </tr>
        <tr>
          <td>6-2</td>
          <td>6-3</td>
          <td>6-4</td>
          <td>6-5</td>
          <td>6-6</td>
          <td>6-7</td>
        </tr>
        <tr>
          <td rowspan="2">下午</td>
          <td>7-2</td>
          <td>7-3</td>
          <td>7-4</td>
          <td>7-5</td>
          <td>7-6</td>
          <td>7-7</td>
          <td rowspan="2">休息</td>
        </tr>
        <tr>
          <td>8-2</td>
          <td>8-3</td>
          <td>8-4</td>
          <td>8-5</td>
          <td>8-6</td>
          <td>8-7</td>
        </tr>
      </tbody>
    </table>
  </body>
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